Accessories
4.5 Manual operators
3VA molded case circuit breakers with UL and IEC certification
Manual, 01/2019, L1V30435333-01
289
Testing the tripping mechanism
The <PUSH TO TRIP> button can be used to check whether the tripping mechanism is
working properly.
1. Turn the Max-Flex handle to the OFF (O) position.
2. Open the panel door.
3. Keep the interlock pin pressed as described above.
4. Bring the molded case circuit breaker to the ON (I) position using the handle.
5. Press the <PUSH TO TRIP> button with a tool such as a screwdriver.
The Max-Flex operator moves from the ON (I) position to the TRIP position. The molded
case circuit breaker is now in the tripped state.
6. Move the handle for resetting the molded case circuit breaker to the OFF (O) position.
7. Close the panel door.
The molded case circuit breaker can now be closed again.
Auxiliary switches for the operator kit with Bowden cable
For the operator kit with Bowden cable, auxiliary switches are available with one or two
changeover contacts. These are screwed to the switching mechanism and signal the
switching state.
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